How To Clear A Clogged Sewer Line Updated | 2025-2027 |

Unscrewing the cleanout cap too quickly can cause a high-pressure eruption of sewage.

Flushing a toilet causes water to bubble up into the bathtub or shower stall. how to clear a clogged sewer line

The best way to deal with a sewer line clog is to never get one. Unscrewing the cleanout cap too quickly can cause

That’s when I switched tactics. A friend with a pressure washer had a —a thick rubber tube with backward-facing nozzles. We shoved it into the cleanout, turned the water on full blast, and listened. For thirty seconds, nothing happened. Then, a deep, sucking glug-glug-glug . The water level in the cleanout dropped like a drain unclogging. That’s when I switched tactics

A manual drain snake (also called an auger) is a flexible cable that can physically break through or hook onto obstructions. For a main line clog, you will likely need a longer snake (25 to 50 feet).

For minor grease buildup, pour 1 cup of baking soda followed by 1 cup of vinegar; wait 30 minutes and flush with boiling water.